Crash on newer android OS-es

[cj-marius-duna]

 Caused by: java.nio.file.FileSystemException: fileg.log.0.lck: Read-only file system
    at sun.nio.fs.UnixFileSystemProvider.newFileChannel(UnixFileSystemProvider.java:177)
    at java.nio.channels.FileChannel.open(FileChannel.java:287)
    at java.nio.channels.FileChannel.open(FileChannel.java:335)
    at java.util.logging.FileHandler.openFiles(FileHandler.java:460)
    at java.util.logging.FileHandler.<init>(FileHandler.java:403)

[osipxd]

Looks like duplicate of #11